[TODO: Include a short abstract (about 50 words)]
As you know, this is a markdown report. The R Markdown Cheatsheet is useful!
Recall that {r echo=TRUE} can be used to display the code, which is very useful when developing and debugging a report. Here’s an example:
num <- 5
sum <- sum(test_query2(num))
print(sum)
## [1] 15